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    <title>Document</title>
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    <button type="button" class="layui-btn layui-btn-normal">一个标准的按钮</button>
    <a href="http://www.layui.com" class="layui-btn layui-btn-radius layui-btn-danger">一个可跳转的按钮</a>
    <script>
        setTimeout(() => {
            layer.open({
                title: '在线调试',
                content: '配置各种函数，试试效果'

            })
        }, 3000)
    </script>
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